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Oligo Modifications List | Oligo Modifications Reference Category
Modification : Quasar 670
Reference Catalog Number 26-6709
Category Fluorescent Dyes
Modification Code Qsr670
5 Prime Y
3 Prime Y
Internal Y
Molecular Weight (mw) 645.78
Technical Info (pdf) PS26-6709.pdf
Abvsorbance MAX 644
Emission MAX 670
Catalog NoScalePrice
26-6709-0550 nmol$350.00
26-6709-0550 nmol$210.00
26-6709-02200 nmol$210.00
26-6709-011 umol$273.00
26-6709-032 umol$409.50
26-6709-1010 umol$2,184.00
26-6709-1515 umol$2,730.00

Discounts are available for Quasar 670 !
Modification* Discount Price Structure
1 site/order List price
2 sites/order 10% discount
3 sites/order 20% discount
4 sites/order 30% discount
5-9 sites/order 50% discount
10+ sites/order 60% discount
*Exceptions apply

Quasar 670 is a dye manufactured by Biosearch Technologies, it is an indocarbocyanine which fluoresces in the red region of the visible spectrum. The absorption Max is 644 nm and emission max is at 670 nm.This compound is a direct replacement for Cy5. Quasar 670 can be used for the 5' labeling of fluorogenic probes used in 5' nuclease assays, Molecular Beacons™, and other detection assays. Appropriate quencher for Quaser 670 is BBQ650 with an absorption max at 650nm, BHQ®-2 has an absorption range 550-650 nm with the max at 579 nm; it will also quench the fluorescence of Quasar 670.

Quencher Spectral Data

Quencher

Absorption Max, nm

Quenching Range, nm

Dabcyl 453 380-530
BHQ1 534 480-580
BHQ2 579 550-650
BHQ3 672 620-730
BBQ-650 650 550-750
Click here for complete list of quenchers
**Black Hole Quencher License Agreement
"Black Hole Quencher", "BHQ-1", "BHQ-2" and "BHQ-3" are registered trademarks of Biosearch Technologies, Inc., Novato, CA. The BHQ technology is licensed and sold under agreement with Biosearch and these products are sold exclusively for R&D use by the purchaser. They may not be used for clinical or diagnostic purposes and they may not be resold, distributed or re-packaged.



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